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Emerald|Natural|GIA

0.51ct J SI2 Emerald Natural Diamond

EX • J/SI2 • GIA 5546474485

Certificate GIA 5546474485

Diamond specifications and retailer prices

From HK$4,592 HKD
£461 GBP
As of November 1, 2026
Save HK$3,977 HKD (46%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: HK$8,569 HKD at MOH London · As of November 1, 2026
View at MOH London

About this 0.51ct natural emerald diamond

This 0.51ct natural emerald sits in the half to three-quarter carat band, graded J colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 5546474485. Listed at 5 retailers as of November 1, 2026, with prices from HK$4,592 to HK$8,569, a HK$3,977 spread on the same certified stone. MOH London lists it at HK$8,569. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

0.51
Carat
J
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 5546474485
Dimensions5.66 × 3.73 × 2.50 mm
L/W Ratio1.52
Top View
5.66 mm3.73 mm0.51 ctJ / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 5546474485
Side View
Table 69.0%CrownGirdle: MED-STKPavilionCulet: NoneDepth 67.0%

Caratlytics Score

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B
Good
Decent quality, room for better deals
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 1
Current: HK$8,569 HKD|Low: HK$2,669 HKD|High: HK$8,679 HKD|Avg: HK$5,288 HKD|-0.1%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
November 1, 2026
Retailer 4HK$2,678 HKD
Retailer 2HK$4,592 HKD
Retailer 5HK$4,684 HKD
Retailer 3HK$5,594 HKD
MOH LondonHK$8,569 HKD

46 data points across 5 retailers

5 retailersHK$4,592 HKD to HK$8,569 HKD

Retailer 1
-
HK$2,678 HKD
₹32,509 INR
Price last confirmed 8 days ago
B
Retailer 2
-
HK$4,592 HKD
£461 GBP
View
B
Retailer 3
-
HK$4,684 HKD
$597 USD
View
B
Retailer 4
-
HK$5,594 HKD
€679 EUR
View
Most Expensive
B
MOH London
98350B929 · Nov 1
HK$8,569 HKD
£860 GBP
View
4 more retailers have this diamond
Prices start from HK$4,592 HKDSave up to HK$3,977 HKD

Carat Hunter is not affiliated with, endorsed by, or sponsored by any retailer listed. Retailer information is from publicly available sources and may not be current. Verify details directly with the retailer before purchasing. Return terms as we hold them. Check the retailer's own returns page before you buy.

B
0.51ct Emerald
HK$4,592 HKD